Post by Last Resort on Sept 22, 2013 19:00:41 GMT -6
Used these for a season and ½ maybe 100 three second passes on a 650 lift cam. The last pass they ran 8K with no problems. I put new springs in to try to gain a few hundred more rpms like it used to run. Turns out the carb had issues slowing at 8K. 150.00 Jeffro 309-337-8888
